fix: remove project_set_private from confirm list and fix async test helpers for event loop safety

tests/conftest.py

@@ -36,23 +36,33 @@ os.environ["DEVPLACE_SITEMAP_TTL"] = "0"
 
 
 def run_async(coro):
-    box = {}
+    """Run a coroutine from synchronous test code, regardless of event loop state."""
+    try:
+        loop = asyncio.get_running_loop()
+    except RuntimeError:
+        return asyncio.run(coro)
 
-    def runner():
+    result_box = []
+    exc_box = []
+
+    def _run():
         try:
-            box["value"] = asyncio.run(coro)
-        except BaseException as exc:
-            box["error"] = exc
+            future = asyncio.run_coroutine_threadsafe(coro, loop)
+            result_box.append(future.result())
+        except BaseException as e:
+            exc_box.append(e)
 
-    thread = threading.Thread(target=runner)
-    thread.start()
-    thread.join()
+    t = threading.Thread(target=_run, daemon=True)
+    t.start()
+    t.join(timeout=30)
     from devplacepy.database import refresh_snapshot
 
     refresh_snapshot()
-    if "error" in box:
-        raise box["error"]
-    return box["value"]
+    if exc_box:
+        raise exc_box[0]
+    if result_box:
+        return result_box[0]
+    raise TimeoutError("run_async timed out waiting for coroutine to complete")
 
 
 @pytest.fixture(autouse=True)